 class Object
   # The hidden singleton lurks behind everyone
   def metaclass; class << self; self; end; end
   def meta_eval(&blk); metaclass.instance_eval(&blk); end

   # Adds methods to a metaclass
   def meta_def name, &blk
     meta_eval { define_method name, &blk }
   end

   # Defines an instance method within a class
   def class_def name, &blk
     class_eval { define_method name, &blk }
   end
 end